Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/Walloca-7.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* { dg-require-effective-target alloca } */ /* { dg-options "-Walloca -O0" } */ extern void f(void *); void foo(void) { // Test that strict -Walloca works even without optimization. f (__builtin_alloca(500)); // { dg-warning "use of 'alloca'" } } void bar(void) { // Test that we warn on alloca() calls, not just __builtin_alloca calls. extern void *alloca(__SIZE_TYPE__); f (alloca (123)); // { dg-warning "use of 'alloca'" } }